Merge branch 'develop' into 'master'

Implement "drop_sessions()" method

See merge request !2
7 jobs for master in 4 minutes and 30 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Test
failed #11368
PHPCS

00:02:58

passed #11362
PHPunit:PHP5.3:MySQL

00:04:30

failed #11363
PHPunit:PHP5.6:MySQL

00:02:50

passed #11364
PHPunit:PHP7.0:MySQL

00:03:44

passed #11365
PHPunit:PHP7.1:MySQL

00:02:26

passed #11366
PHPunit:PHP7.2:MySQL

00:03:28

passed #11367
PHPunit:PHP7.3:MySQL

00:02:26

 
Name Stage Failure
failed
PHPCS Test

Config value "installed_paths" added successfully
$ phpcs -n
ERROR: Referenced sniff "VariableAnalysis" does not exist

Run "phpcs --help" for usage information

Cleaning up file based variables
ERROR: Job failed: exit code 1
failed
PHPunit:PHP5.6:MySQL Test
No syntax errors detected in ./wp-redis-user-session-storage.php
No syntax errors detected in ./inc/class-wp-redis-user-session-storage.php
No syntax errors detected in ./tests/bootstrap.php
No syntax errors detected in ./tests/test-sample.php
$ phpunit
Error: Looks like you're using PHPUnit 4.8.36. WordPress requires at least PHPUnit 5.4 and is currently only compatible with PHPUnit up to 7.x.
Please use the latest PHPUnit version from the 7.x branch.
Cleaning up file based variables
ERROR: Job failed: exit code 1